Tübingen is a traditional university town in central Baden-Württemberg, Germany. It is situated 30 km south of the state capital, Stuttgart, on a ridge between the Neckar and Ammer rivers. about one in three of the 90,000 people living in Tübingen is a student. As of the 2018/2019 winter semester, 27,665 students attend the Eberhard Karls University of Tübingen. The city has the lowest median age in Germany, in part due to its status as a university town; as of December 31, 2015, the average age of a citizen of Tübingen is 39.1 years.